"It's extremely urgent. These satellites, ACE, SOHO, DSCOVR, are all working beyond their design life," Richard Ullman, ...

An exclusive look at a Space Force training exercise offered rare insights into how the secretive branch is preparing to ...

Bryan Roth had been hiking and scrambling for a while, with drop-offs evident around him, when his guides held out coveralls ...

Three missions aimed at observing space weather are set to launch Sept. 23 from Florida. Here's what to know about NASA's IMAP and more.

The United States launched the experimental GPS satellite NTS-3 in mid-August from Cape Canaveral Space Force Station, marking the first such launch in nearly 50 years.

After launch, the three satellites will move into orbit in line with the sun and the Earth, enabling astrophysicists to ...

NASA’s IMAP mission, led by Princeton University’s David McComas, will study the heliosphere — the invisible electromagnetic ...

With advance warning, however, steps can be taken to reduce the risks. If an electrical grid is running near capacity, for ...

The sun is in its most active phase—solar summer—causing auroras and posing real risks to satellites, GPS, and power systems ...

The relocation of U.S. Space Command to Huntsville, Alabama, positions it alongside the Army’s Space and Missile Defense ...

NASA's new space weather missions aim to shield Earth from solar storms, preventing blackouts and safeguarding satellites, ...

NASA’s GUARDIAN system detect a tsunami from space, giving coastal communities faster warnings and more time to respond.